Add mojo_view_manager -> skia dep

mojo/mojo_services.gypi

 # Copyright (c) 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 {
   'targets': [
     {
       'target_name': 'mojo_html_viewer',
       'type': 'loadable_module',
       'dependencies': [
@@ skipping 677 matching lines @@
   'conditions': [
     ['use_aura==1', {
       'targets': [
         {
           # GN version: //mojo/services/view_manager
           'target_name': 'mojo_view_manager',
           'type': '<(component)',
           'dependencies': [
             '../base/base.gyp:base',
             '../cc/cc.gyp:cc_surfaces',
+            '../skia/skia.gyp:skia',
             '../ui/base/ui_base.gyp:ui_base',
             '../ui/events/events.gyp:events',
             '../ui/events/events.gyp:events_base',
             '../ui/gfx/gfx.gyp:gfx',
             '../ui/gfx/gfx.gyp:gfx_geometry',
             'mojo_base.gyp:mojo_application_chromium',
             'mojo_base.gyp:mojo_common_lib',
             'mojo_geometry_bindings',
             'mojo_geometry_lib',
             'mojo_gpu_bindings',
@@ skipping 166 matching lines @@
               'dependencies': [
                 '../ui/gfx/x/gfx_x11.gyp:gfx_x11',
               ],
             }],
           ],
         },
       ],
     }],
   ],
 }